Tap chi Hoa hoc 1. 45 (2), TI". 195 - 198,2007
XAC D!NH THANH PHAN CUA PHUC CHAT
Dell Toa soan 8-9-2006
LUU MINH DAI, oAo NGOC NHlEM
Vifll Khoa hoc ,"«I lie n, Vifll Klioa 11<)(' & C{lng ngh¢ Vif{ Nom
SUMMARY
SO/Ill ions witl, I ti phenvlphosphin oxidc' (lP PO) has bern studied rite inftncnce oj' various [actors such us concent runons of Triphrnvtphosphin oxide, nitric acids and rare earth clements on the
Kha nang chic: cac nguyen t6 dfil hiern nhu
Nd, Y bang TI'I'O tir dung dich axit nitric da
duoc nghicn cuu [4]
Trong bai bao naychung toi thongbao mot
sCi ket qua \'c.: kha nang l'-.W plurc, ihanh phan
phirc chat duoc chil'"t cua Y htlJ1g TPPO Ill'moi
(ruc1l1g axil nitric
II -IllUC NGIUEM
1.Boa chat
- Dung dich muci nitrat dat hicm duoc dieu
che bang each hoa tan axil ytri Wongung co do
such 99.9"{ lrung liNO, (PA)
-Tac nhan chie: TPPO la san pham cua hang
Koch-Light Laboratories Ltd (Anh) co do such
98.5''' dung moi pha Ioang, CIJ,COOll, NaOl I,
DTI'A Arscnazot ll l) deu co do sach PA
Z Phuong phap nghien cuu
- Phuong phap chict cac NIBIl bang tac
nhan chiet TPPO dUCK iien hanh iren phcu chiet
co dung tich 20 ml Ty le the rich pha mroc va
pha hiru co Ia I: I Thai gian chiet va phan pha Ia
5 phut Sau khi tach rieng bict hai pha nang do
Y trong pha nuoc va pha hiru eo (sau khi giai chict) duoc xac dinh bang phuong phap chuan
do bang dung dich chuan DTPA voi thuoc thir Arsenazot lll) va Phuong phap phan tich Plasma (lCI') ircn may Packing Emmcr-9000 (Due)
- Xac dinh nang do axit liNO, trong pha
l1U"OC btll1g dung dich NaOH voi chi thi metyl da cam
410-Nicolet( My).
- Ph6 urngoai duoc ghi trenmay
Shimadzu-6800 (Nhat 13'\n)
1.Thanh phan cua phirc chat Y" duoc chiet
dat hiern Y" duoc chict vao pha hiru co thea phan ung sau:
I,YeNC),.),., ,.n·!'I'PC)j"·mH(he)
Khi he dat trang thai can bang ta co he thtrc:
195